Links - September 15, 2015

• Can Economic Growth Last?
  Tom Murphy
  
• The Bubble, the Stampede, and the Aftermath
  David Warsh
  
• Let's talk about iMessage (again)
  Matthew Green
  
• Libertarian Summer Camp
  Planet Money (Podcast)
  
• LinkedIn CEO Jeff Weiner, Productivity Apps and Wearables
  Kara Swisher (Re/code Decode Podcast)